Examlex
Which of the following statements is FALSE?
Pyrimidine
A nitrogen-containing heterocyclic aromatic compound, similar to benzene and pyridine, but with two nitrogen atoms in the ring.
Aromatic
Refers to organic compounds containing one or more benzene rings or similar ring structures, characterized by their stability and unique chemical properties.
Antiaromatic
Compounds that have conjugated pi systems but do not obey Huckel's rule, leading to instability.
Nonaromatic
A term describing organic compounds that do not contain a conjugated system of pi electrons in a ring, thus not meeting the criteria for aromaticity.
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